phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7cc7484edd799faf0fb3bfe31da2e624', -1, 1730445437, 1730445437, '0316d9c1', -1, 0, 0)

Line : 195
File : sessions.php